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AQR CAPITAL MANAGEMENT LLC: MASI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of AQR CAPITAL MANAGEMENT LLC on MASI, newest first. How the timeline and the estimate are built.

AQR CAPITAL MANAGEMENT LLC held 0 MASI shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -1,248,922 shares

    13F-HR 0001167456-26-000004 filed by AQR Arbitrage LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 0 shares
    • AQR CAPITAL MANAGEMENT LLC: 0 shares

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2026-03-31
    13F 1,248,922 shares
    Change vs previous 13F +157,596 shares

    0.1% of the 13F portfolio, value $221,271,547.

    13F-HR 0001167557-26-000115 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • AQR Arbitrage LLC: 416,956 shares
    • AQR CAPITAL MANAGEMENT LLC: 831,966 shares

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 1,091,326 shares
    Change vs previous 13F +1,060,292 shares

    0.07% of the 13F portfolio, value $141,937,886.

    13F-HR 0001085146-26-000240 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 31,034 shares
    Change vs previous 13F -19,222 shares

    <0.01% of the 13F portfolio, value $4,443,166.

    13F-HR 0001167557-25-000065 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 50,256 shares
    Change vs previous 13F +42,114 shares

    0.01% of the 13F portfolio, value $8,454,098.

    13F-HR 0001085146-25-005295 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 8,142 shares
    Change vs previous 13F +4,700 shares

    <0.01% of the 13F portfolio, value $1,304,705.

    13F-HR 0001085146-25-003311 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 3,442 shares
    Change vs previous 13F -12,774 shares

    <0.01% of the 13F portfolio, value $568,963.

    13F-HR 0001085146-25-001702 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 16,216 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,162,080.

    13F-HR 0001085146-24-005943 filed by AQR CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).